package com.usian.service;

import com.usian.pojo.User;

import java.util.List;

public interface UserService {

    public void insertUser(User user);

    public List<User> findAll(Integer userId);

    public List<User> findList();

    public User findById(Integer id);

    public void updateUser(User user);

    public void deleteById(Integer id);

    public void testCorn();
}
